EASA SIB 2008-66: WITHDRAWN - SEE FAA SAIB NE-08-32R1

What to do

Affected owners and operators should review the FAA Special Airworthiness Information Bulletin NE-08-32 and Lycoming Service Instruction 1343B to understand the recommended actions. They should coordinate with their maintenance organizations to inspect and address any issues related to the propeller governor installation on the specified Lycoming engines. No explicit compliance deadline is stated, but timely attention to the advisory is advised.

Summary

EASA Safety Information Bulletin SIB No. 2008-66 is an informational bulletin addressing an airworthiness concern related to Lycoming wide cylinder flange engines equipped with a front crankcase-mounted propeller governor. This bulletin references FAA Special Airworthiness Information Bulletin NE-08-32 and Lycoming Service Instruction 1343B, and applies to Lycoming engines installed on CS/JAR/FAR Part 23 certificated aircraft. The bulletin aims to inform owners and operators in European Union Member States and associated countries about the FAA's recommendations.

What changed

This bulletin does not introduce new regulations but endorses the FAA's advisory on the identified airworthiness concern with certain Lycoming engines. It highlights the issue and supports the FAA's recommendations to ensure awareness among European operators and maintenance organizations. The bulletin serves as a communication tool rather than a mandatory directive.

Why it matters

The bulletin is important for aviation professionals because it raises awareness of a potential safety issue affecting Lycoming wide cylinder flange engines with front crankcase-mounted propeller governors. Operators, maintenance providers, and compliance teams need to be informed to monitor and address the concern proactively, ensuring continued airworthiness and safety of affected aircraft. Although not mandatory, following the recommendations helps mitigate risk and maintain regulatory compliance.